//
//  UserData.h
//  OrderAssistant
//
//  Created by chendong on 2020/9/2.
//  Copyright © 2020 chendong. All rights reserved.
//

#import <Foundation/Foundation.h>

NS_ASSUME_NONNULL_BEGIN
#define single_interface(class)  + (class *)shared##class;
@interface UserData : NSObject
single_interface(UserData);
@property (nonatomic,copy)NSString *ipAddress;
@end

NS_ASSUME_NONNULL_END
